550547200 has 108 divisors (see below), whose sum is σ = 1557487120. Its totient is φ = 188743680.

The previous prime is 550547183. The next prime is 550547203. The reversal of 550547200 is 2745055.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550547203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38656 + ... + 50944.

Almost surely, 2^550547200 is an apocalyptic number.

550547200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550547200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (778743560).

550547200 is an abundant number, since it is smaller than the sum of its proper divisors (1006939920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550547200 is a wasteful number, since it uses less digits than its factorization.

550547200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12322 (or 12303 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 550547200 is about 23463.7422420210. The cubic root of 550547200 is about 819.5928972661.

The spelling of 550547200 in words is "five hundred fifty million, five hundred forty-seven thousand, two hundred".